Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6870675 | Variable optical attenuator | Keisuke Ikeda, Isao Kojima, Yuko Ota, Ikuo Maeda | 2005-03-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6870675 | Variable optical attenuator | Keisuke Ikeda, Isao Kojima, Yuko Ota, Ikuo Maeda | 2005-03-22 |